Home / 4,045.95-5,577.86-2,553.12

Finding the Fourth Proportional to 4,045.95, 5,577.86 and 2,553.12

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Solution

The fourth proportional to 4,045.95, 5,577.86 and 2,553.12 is: 3,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.95 : 5,577.86 = 2,553.12 : x
  2. Step 2: Convert to fraction form
    4,045.95/5,577.86 = 2,553.12/x
  3. Step 3: Cross multiply
    4,045.95x = 5,577.86 × 2,553.12
  4. Step 4: Simplify right side
    4,045.95x = 14,240,952.31
  5. Step 5: Solve for x
    x = 14,240,952.31/4,045.95
  6. Step 6: Final answer
    x = 3,519.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.